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发明名称
Ultrasonic inspection device
摘要
申请公布号
US2682766(A)
申请公布日期
1954.07.06
申请号
US19500179975
申请日期
1950.08.17
申请人
SPERRY PRODUCTS, INC.
发明人
VALKENBURG HOWARD E. VAN
分类号
A61B8/00;G01N29/06;G01N29/07;G01N29/11;G01N29/30;G01N29/34;G01N29/38
主分类号
A61B8/00
代理机构
代理人
主权项
地址
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